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Amphenol

2,096 hedge funds and large institutions have $145B invested in Amphenol in 2026 Q1 according to their latest regulatory filings, with 250 funds opening new positions, 858 increasing their positions, 799 reducing their positions, and 147 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

14% less funds holding in top 10

Funds holding in top 10: 9884 (-14)

38% less capital invested

Capital invested by funds: $233B → $145B (-$88.3B)

45% less call options, than puts

Call options by funds: $604M | Put options by funds: $1.1B

Holders
2,096
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
84
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$604M
Puts
$1.1B
Net Calls
Net Calls Change

Top Buyers

1 +$2.1B
2 +$1.64B
3 +$1.43B
4
N
Nuveen
North Carolina
+$749M
5
SG Americas Securities
SG Americas Securities
New York
+$437M

Top Sellers

1 -$10.7B
2 -$1.65B
3 -$1.34B
4
Fidelity Investments
Fidelity Investments
Massachusetts
-$977M
5
BlackRock
BlackRock
New York
-$587M
Name Holding Trade Value Shares
Change
Change in
Stake
KC
1276
Knuff & Co
California
$708K
PCM
1277
PenderFund Capital Management
British Columbia, Canada
$708K
PWM
1278
Pines Wealth Management
North Carolina
$707K
Fisher Asset Management
1279
Fisher Asset Management
Washington
$705K
MCM
1280
Moore Capital Management
New York
$703K
SHJ
1281
Sharkey, Howes & Javer
Colorado
$701K
LSA
1282
Leonteq Securities AG
Switzerland
$701K
NWAG
1283
Net Worth Advisory Group
Utah
$699K
SA
1284
Sovran Advisors
California
$698K
MWPCG
1285
Measured Wealth Private Client Group
New Hampshire
$695K
CS
1286
Clear Street
New York
$693K
ITG
1287
Index Technologies Group
New York
$692K
MAM
1288
Morse Asset Management
Connecticut
$692K
OAJ
1289
Ogorek Anthony Joseph
New York
$685K
FHC
1290
First Horizon Corporation
Tennessee
$684K
CPA
1291
Capital Performance Advisors
California
$682K
QC
1292
Quent Capital
New York
$677K
KFC
1293
Klingenstein Fields & Co
New York
$675K
CFA
1294
Collaborative Fund Advisors
Nevada
$674K
NFG
1295
Nations Financial Group
Iowa
$674K
GM
1296
GeoWealth Management
Illinois
$669K
AWA
1297
Acumen Wealth Advisors
Tennessee
$667K
ST
1298
Smithfield Trust
Pennsylvania
$666K
PWPS
1299
Pinnacle Wealth Planning Services
Ohio
$660K
SHFA
1300
SC&H Financial Advisors
Maryland
$660K